21219691356

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{7101637}}^1$

素因数の和:7101730

約数の個数: 36

約数和(自身を含む): 54284920872

約数和(自身を除く): 33065229516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 7101637, 14203274, 21304911, 28406548, 42609822, 63914733, 85219644, 127829466, 255658932, 589435871, 1178871742, 1768307613, 2357743484, 3536615226, 5304922839, 7073230452, 10609845678, 21219691356]

約数ペア:

[(1, 21219691356), (2, 10609845678), (3, 7073230452), (4, 5304922839), (6, 3536615226), (9, 2357743484), (12, 1768307613), (18, 1178871742), (36, 589435871), (83, 255658932), (166, 127829466), (249, 85219644), (332, 63914733), (498, 42609822), (747, 28406548), (996, 21304911), (1494, 14203274), (2988, 7101637)]